Who Owns COSTCO WHOLESALE CORPORATION (COST)? -- Institutional Holders (2026-06-30)

169 institutions reported holding $1.84B of COSTCO WHOLESALE CORPORATION (COST) in SEC 13F filings for 2026-06-30. Largest institutional holders: Assenagon Asset Management S.A. ($627.0M), Sarasin & Partners LLP ($200.4M), CONGRESS ASSET MANAGEMENT CO ($195.4M), Czech National Bank ($118.1M), PensionDanmark Pensionsforsikringsaktieselskab ($83.2M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1Assenagon Asset Management S.A.$627.0M670,304Added
2Sarasin & Partners LLP$200.4M214,194Added
3CONGRESS ASSET MANAGEMENT CO$195.4M208,851Trimmed
4Czech National Bank$118.1M126,281Added
5PensionDanmark Pensionsforsikringsaktieselskab$83.2M88,952New
6Chesley Taft & Associates LLC$61.8M66,032Trimmed
7Norman Fields, Gottscho Capital Management, LLC$53.5M57,203Added
8Lincoln Capital LLC$32.0M34,211Trimmed
9NEVILLE RODIE & SHAW INC$28.4M30,371Trimmed
10Gradient Investments LLC$25.8M27,585Added
11Renaissance Investment Group LLC$19.0M20,279Trimmed
12Dynamic Advisor Solutions LLC$18.8M20,108Added
13EASTERN BANK$17.5M18,667Trimmed
14COMMUNITY TRUST & INVESTMENT CO$15.2M16,291Trimmed
15Mechanics Bank Trust Department$15.2M16,216Trimmed
16MassMutual Private Wealth & Trust, FSB$14.9M15,898Added
17Teamwork Financial Advisors, LLC$14.2M15,162Trimmed
18Kozak & Associates, Inc.$12.1M13,058Trimmed
19WILSEY ASSET MANAGEMENT INC$12.0M12,776Added
20GAMMA Investing LLC$11.9M12,763Added
21CARDEROCK CAPITAL MANAGEMENT INC$10.1M10,821Added
22Hennion & Walsh Asset Management, Inc.$9.8M10,525Added
23First National Bank of Mount Dora, Trust Investment Services$9.4M10,086Trimmed
24Valeo Financial Advisors, LLC$8.6M9,181Trimmed
25ROCKLAND TRUST CO$7.5M8,043Trimmed

Source: SEC Form 13F filings · as of 2026-06-30